Home / 30,123.26-41,570.09-16,696.53

Finding the Fourth Proportional to 30,123.26, 41,570.09 and 16,696.53

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Solution

The fourth proportional to 30,123.26, 41,570.09 and 16,696.53 is: 23,041.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,123.26 : 41,570.09 = 16,696.53 : x
  2. Step 2: Convert to fraction form
    30,123.26/41,570.09 = 16,696.53/x
  3. Step 3: Cross multiply
    30,123.26x = 41,570.09 × 16,696.53
  4. Step 4: Simplify right side
    30,123.26x = 694,076,296.53
  5. Step 5: Solve for x
    x = 694,076,296.53/30,123.26
  6. Step 6: Final answer
    x = 23,041.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.